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—�DYa�— <br /> CLEARWATER <br />' G R o u r <br /> EnoiranMeKtai SerViced <br /> 4.0 SENSITIVE RECEPTOR SURVEY <br />' 4.1 Buildings <br /> g <br />' The nearest commercial building to the contaminant plume is the on-site structure, which <br /> operates as Barnes Trucking Facility's office (Figure 2) The leading edge of the dissolved-phase <br /> plume is across the street and adjacent to a City of Stockton Fire Station <br /> 4.2 Nearby Production Wells <br />' Clearwater personnel performed a search of wells within a 112-mile radius of the site This task <br /> was accomplished by reviewing files at the Department of Water Resources (DWR) in <br />' Sacramento, California, and field inspection of properties immediately adjacent to the site The <br /> DWR search indicated the presence of 1 well located within the search area The well is located <br />' on the property immediately north of Barnes Trucking Facility, at the southwest corner of the <br /> intersection of Charter Way (State Hwy 4) and Fresno Ave (Figure 1) This location is <br /> upgradient of the contamination source on the Barnes Trucking property at a distance of <br /> lie <br /> approximately 400 feet The well was installed to supply water for industrial use, however, the <br /> property has since been redeveloped with housing <br /> 1 <br /> 4.3 Nearby Surface Water Bodies <br /> 1 Review of the USGS topographic map of west Stockton indicates that no potential surface water <br /> receptors exist within the search area The results of the survey therefore indicate that the <br /> 1 hydrocarbon plume poses little or no threat to sensitive receptors in the vicinity at the current <br /> time <br /> 1 5.0 CLEAN-UP GOALS <br /> 1 In order to formulate a remedial plan for the subject property, clean-up goals for the <br /> contaminants of concern must first be identified The Central Valley Regional Water Quality <br /> 1 Control Board (CVRWQCB) has established groundwater quality goals for petroleum <br /> hydrocarbon constituents to meet municipal beneficial) us-6,-,- The clean-up goals identified for <br /> 1 petroleum contaminants in CVRWQCB memorandum are summarized below <br /> • <br /> 1 <br /> ZB 178C RAP 16 May 18,2004 <br /> I <br />